332640632 has 16 divisors (see below), whose sum is σ = 660389760. Its totient is φ = 156536704.

The previous prime is 332640631. The next prime is 332640661. The reversal of 332640632 is 236046233.

It is a super-2 number, since 2×332640632² = 221299580114718848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332640595 and 332640604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332640631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1222808 + ... + 1223079.

It is an arithmetic number, because the mean of its divisors is an integer number (41274360).

Almost surely, 2^332640632 is an apocalyptic number.

It is an amenable number.

332640632 is a deficient number, since it is larger than the sum of its proper divisors (327749128).

332640632 is a wasteful number, since it uses less digits than its factorization.

332640632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445910 (or 2445906 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 332640632 is about 18238.4383103379. The cubic root of 332640632 is about 692.8806489877.

Adding to 332640632 its reverse (236046233), we get a palindrome (568686865).

The spelling of 332640632 in words is "three hundred thirty-two million, six hundred forty thousand, six hundred thirty-two".